cis-Diprotected cyclams and cyclens: a new route to symmetrically or asymmetrically 1,4-disubstituted tetraazamacrocycles and to asymmetrically tetrasubstituted derivatives
Authors of publication
Bellouard, Frédéric; Chuburu, Françoise; Kervarec, Nelly; Toupet, Loïc; Triki, Smaïl; Le Mest, Yves; Handel, Henri
Journal of publication
Journal of the Chemical Society, Perkin Transactions 1
Year of publication
1999
Journal issue
23
Pages of publication
3499
a
9.785 ± 0.001 Å
b
27.604 ± 0.003 Å
c
10.306 ± 0.001 Å
α
90 ± 0.02°
β
91.55 ± 0.02°
γ
90 ± 0.02°
Cell volume
2782.7 ± 0.5 Å3
Cell temperature
294 K
Ambient diffraction temperature
294 K
Number of distinct elements
6
Space group number
14
Hermann-Mauguin space group symbol
P 1 21/c 1
Hall space group symbol
-P 2ybc
Residual factor for all reflections
0.246
Residual factor for significantly intense reflections
0.054
Weighted residual factors for all reflections
0.396
Weighted residual factors for all reflections included in the refinement
0.061
Goodness-of-fit parameter for all reflections
8.999
Goodness-of-fit parameter for all reflections included in the refinement